@charset "utf-8";
body, div, ul, li, ol, h1, h2, h3, h4, h5, h6, input, textarea, select, p, dl, dt, dd, a, img, button, form, table, th, tr, td, tbody, article, aside, details, figcaption, figure, footer, header, hgroup, menu, nav, section {
    margin: 0;
    padding: 0;
}
html{
    font-size: 62.5%;   /* 根元素是10px;     16*62.5%=10  默认在pc端根元素会解析成12px    */
}

body {
    font: 12px/1.5 'Microsoft YaHei','宋体', Tahoma, Arial, sans-serif;
    color: #555;
    background-color: #F7F7F7;
}
em, i {
    font-style: normal;
}
ul,li{
    list-style-type: none;
}
strong {
    font-weight: normal;
}
.clearfix:after {
    content: "";
    display: block;
    visibility: hidden;
    height: 0;
    clear: both;
}

/*导航*/

.footer_nav{
    width: 4.4rem;
    height: 4.4rem;
    background: #000;
    position: fixed;
    color: #fff;
    bottom: .5rem;
    left: .5rem;  
    text-align: center;
    border-radius: 50%;
    img{
        width: 1.8rem;
        height: 1.8rem;
        margin-top: .4rem;
    }  
    p{
        position: relative;
        top: -0.2rem;
    }
}

.footer_nav_show{
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0px;
    left: 0px;
    background: rgba(0,0,0,0.6);
    z-index: 2;
    .nav_list{
            li{
        height: 4.4rem;
        width: 4.4rem;
        background: #000000;
        position: absolute;
        color: #fff;
        left: 5rem;
        text-align: center;
        border-radius: 50%;
        img{
            height: 1.8rem;
            width: 1.8rem;
            margin-top: .4rem;
        }
        
        p{
            position: relative;
            top: -.2rem;
            font-size: 1rem;
        }
                &:nth-child(1){
                    bottom: 15.4rem;
                    left: 1px; 
                              }
                &:nth-child(2){
                    bottom: 12.4rem;
                    left: 30%;
                    margin-left: -2.2rem; 
                             }
                 &:nth-child(3){
                        bottom: 7.4rem;
                        left: 45%;
                        margin-left: -2.2rem;
 
                }
                &:nth-child(4){
                        left: 50%;
                        margin-left: -2.2rem;
                         bottom: .5rem; 
                               }
               &:nth-child(5){
                        left: .5rem;                
                        bottom: .5rem;  
                        }
  
      }
    }
}




.footer_cart{
    width: 4.4rem;
    height: 4.4rem;
    background: red;
    position: fixed;
    color: #fff;
    bottom: .5rem;
    right: .5rem;  
    text-align: center;
    border-radius: 50%;
    img{
        width: 1.8rem;
        height: 1.8rem;
        margin-top: .4rem;
    }  
    p{
        position: relative;
        top: -0.2rem;
    }
}

//菜单




.footer_book{
    
    height: 4.4rem;
    
    width: 4.4rem;
    
    background: #000;   
    
    position: fixed;
    
    color: #fff;
    
    bottom: .5rem;
    
    left: 50%;
    
    margin-left: -2.2rem;
    text-align: center;
    
    border-radius: 50%;
    
    
    img{
        
        width:1.8rem;
        height:1.8rem;
        margin-top: .4rem;
    }
    
    p{
        position: relative;
        
        top:-0.2rem
    }
    
}

